445087293

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{18287}}^1$

素因数の和:18377

約数の個数: 32

約数和(自身を含む): 725667840

約数和(自身を除く): 280580547

約数列:

[1, 3, 7, 19, 21, 57, 61, 133, 183, 399, 427, 1159, 1281, 3477, 8113, 18287, 24339, 54861, 128009, 347453, 384027, 1042359, 1115507, 2432171, 3346521, 7296513, 7808549, 21194633, 23425647, 63583899, 148362431, 445087293]

約数ペア:

[(1, 445087293), (3, 148362431), (7, 63583899), (19, 23425647), (21, 21194633), (57, 7808549), (61, 7296513), (133, 3346521), (183, 2432171), (399, 1115507), (427, 1042359), (1159, 384027), (1281, 347453), (3477, 128009), (8113, 54861), (18287, 24339)]